358 MR. H. DRUCE ON BORNEAN LEPIDOPTERA. [Mar. 18, 



26. P. empedocles, Fab. Mant. Ins. ii. p. 10. n. 94 (1787). 

 East India. 



27. P. payeni, Boisd. Sp. Gen. i. p. 235. n. 58 (1836). 

 Java. 



28. P. lowii, n. sp. (Plate XXXIII. fig. 6.) 



Male. Upperside sooty black : posterior wing from the middle 

 to the outer margin ashy grey, crossed by the black nervules ; 

 outer margin and tails black. 



Underside sooty black, with a row of large black spots round the 

 outer margin of posterior wing, the lower half of which is speckled 

 with a few greyish scales ; dark red at the base of both wings. 

 Allied to ascalajjhus, Boisd., but very distinct. I have named this 

 fine Papilio after its captor Mr. Low. 



Exp. 4i inches. 



Hab. Borneo. In coll. H. Druce. 



29. P. acuta, n. sp. 



Male. Upperside : the anterior wing brownish black, darker at 

 the base, having streaks of darker colour between the nervules and 

 in the discoidal cell ; the posterior wing glossy black. 



Underside : anterior wing the same as above ; posterior wing 

 deep black, with six red lunular spots along the outer margin, and 

 at the anal angle there is a small spot of the same colour. 



Female the same as the male. 



Exp. male 3%, female 4 inches. 



Hab. Borneo. In coll. H. Druce. 



Genus Leptocercus, Swainson. 



1. L. virescens, Butl. Cat. Fab. p. 259 (1870). 



Java. 



Family V. Hesperid^e. 



Genus Ccesyapa, Kirby. 

 l.C. thrax (Linn.), Syst. Nat. i. 2. p. 794. n. 260 (1767). 



Genus Ismene, Swains. 



1. I. chuza, Hew. Ex. Butt. iv. hm. t. 1. f. 4 (1867). 

 Sarawak. 



2. I. jaina, Moore, P. Z. S. 1865, p. 782. 

 Darjeeling. 



3. I. benjaminii, Guer. Deless. Souv. Ind. ii. p. 79, t. 22. f. 2 

 (1834). 



4. I. cedipodea, Swains. Zool. 111. i. t. 16 (1820-1821). 



5. I. vitta, Butl. Trans. Ent. Soc. 1870, p. 489. 

 Borneo. 



